Home / 104,366.66-144,026.42-56,620.35

Finding the Fourth Proportional to 104,366.66, 144,026.42 and 56,620.35

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Solution

The fourth proportional to 104,366.66, 144,026.42 and 56,620.35 is: 78,136.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,366.66 : 144,026.42 = 56,620.35 : x
  2. Step 2: Convert to fraction form
    104,366.66/144,026.42 = 56,620.35/x
  3. Step 3: Cross multiply
    104,366.66x = 144,026.42 × 56,620.35
  4. Step 4: Simplify right side
    104,366.66x = 8,154,826,026.55
  5. Step 5: Solve for x
    x = 8,154,826,026.55/104,366.66
  6. Step 6: Final answer
    x = 78,136.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.